GraphQL Schema Diff
Compare two GraphQL schemas (SDL format). Highlights added, removed, and modified types and fields.
Old Schema
New Schema
What is GraphQL Schema Diff - Online Schema Comparison Tool?
GraphQL Schema Diff - Online Schema Comparison Tool is a free online tool that runs entirely in your browser. No download or signup needed β enter GraphQL Schema Diff and other values to get results instantly. All data is processed locally.
Use Cases
- Review API schema changes before deploying new versions
- Compare schemas across staging and production environments
- Verify backward compatibility when refactoring GraphQL types
- Track breaking field or type changes in team code reviews
Key Features
- Completely Free: No registration, no limits
- Privacy Safe: Data never leaves your browser
- Cross-Platform: Any modern browser
- Zero Dependencies: Open and use